/**
* @@@ START COPYRIGHT @@@
*
* Licensed to the Apache Software Foundation (ASF) under one
* or more contributor license agreements.  See the NOTICE file
* distributed with this work for additional information
* regarding copyright ownership.  The ASF licenses this file
* to you under the Apache License, Version 2.0 (the
* "License"); you may not use this file except in compliance
* with the License.  You may obtain a copy of the License at
*
*   http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing,
* software distributed under the License is distributed on an
* "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
* KIND, either express or implied.  See the License for the
* specific language governing permissions and limitations
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*
* @@@ END COPYRIGHT @@@
**/


package org.apache.hadoop.hbase.client.transactional;

import java.io.IOException;
import java.util.Map;
import java.util.HashMap;
import java.util.Iterator;
import java.util.List;
import java.util.Set;
import java.util.HashSet;
import java.util.concurrent.ConcurrentHashMap;
import org.apache.hadoop.hbase.client.transactional.TransactionState;


// Singleton TransactionState map.
//
public class TransactionMap {
  private static final ConcurrentHashMap<Long, TransactionState> g_mapTransactionStates
                       = new ConcurrentHashMap<Long, TransactionState>();
  
  public TransactionMap() {
    //System.out.println("TransactionMap ctor");
  }
  public static synchronized ConcurrentHashMap<Long, TransactionState> getInstance() {
    return g_mapTransactionStates;
  }
}
